bindings/pinctrl/semtech,sx1501q.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 # Copyright 2022 Linaro Ltd.
   3 %YAML 1.2
   4 ---
   5 $id: http://devicetree.org/schemas/pinctrl/semtech,sx1501q.yaml#
   6 $schema: http://devicetree.org/meta-schemas/core.yaml#
   7
   8 title: Semtech SX150x GPIO expander
   9
  10 maintainers:
  11   - Neil Armstrong <neil.armstrong@linaro.org>
  12
  13 properties:
  14   compatible:
  15     enum:
  16       - semtech,sx1501q
  17       - semtech,sx1502q
  18       - semtech,sx1503q
  19       - semtech,sx1504q
  20       - semtech,sx1505q
  21       - semtech,sx1506q
  22       - semtech,sx1507q
  23       - semtech,sx1508q
  24       - semtech,sx1509q
  25
  26   reg:
  27     maxItems: 1
  28
  29   interrupts:
  30     maxItems: 1
  31
  32   '#interrupt-cells':
  33     const: 2
  34
  35   interrupt-controller: true
  36
  37   '#gpio-cells':
  38     const: 2
  39
  40   gpio-controller: true
  41
  42   semtech,probe-reset:
  43     description: Will trigger a reset of the GPIO expander on probe
  44     type: boolean
  45
  46 patternProperties:
  47   '-cfg$':
  48     type: object
  49     properties:
  50       pins: true
  51
  52       bias-disable: true
  53       bias-pull-up: true
  54       bias-pull-down: true
  55       bias-pull-pin-default: true
  56       drive-push-pull: true
  57       output-low: true
  58       output-high: true
  59       drive-open-drain: true
  60
  61     required:
  62       - pins
  63
  64     allOf:
  65       - $ref: pincfg-node.yaml#
  66       - $ref: pinmux-node.yaml#
  67       - if:
  68           properties:
  69             pins:
  70               contains:
  71                 const: oscio
  72         then:
  73           properties:
  74             bias-disable: false
  75             bias-pull-up: false
  76             bias-pull-down: false
  77             bias-pull-pin-default: false
  78             drive-open-drain: false
  79
  80     additionalProperties: false
  81
  82 required:
  83   - compatible
  84   - reg
  85   - '#gpio-cells'
  86   - gpio-controller
  87
  88 allOf:
  89   - $ref: pinctrl.yaml#
  90   - if:
  91       not:
  92         properties:
  93           compatible:
  94             contains:
  95               enum:
  96                 - semtech,sx1507q
  97                 - semtech,sx1508q
  98                 - semtech,sx1509q
  99     then:
 100       properties:
 101         semtech,probe-reset: false
 102   - if:
 103       properties:
 104         compatible:
 105           contains:
 106             enum:
 107               - semtech,sx1501q
 108               - semtech,sx1504q
 109     then:
 110       patternProperties:
 111         '-cfg$':
 112           properties:
 113             pins:
 114               items:
 115                 pattern: '^gpio[0-3]$'
 116   - if:
 117       properties:
 118         compatible:
 119           contains:
 120             enum:
 121               - semtech,sx1502q
 122               - semtech,sx1505q
 123     then:
 124       patternProperties:
 125         '-cfg$':
 126           properties:
 127             pins:
 128               items:
 129                 pattern: '^gpio[0-7]$'
 130   - if:
 131       properties:
 132         compatible:
 133           contains:
 134             enum:
 135               - semtech,sx1503q
 136               - semtech,sx1506q
 137     then:
 138       patternProperties:
 139         '-cfg$':
 140           properties:
 141             pins:
 142               items:
 143                 pattern: '^(gpio[0-9]|gpio1[0-5])$'
 144   - if:
 145       properties:
 146         compatible:
 147           contains:
 148             const: semtech,sx1507q
 149     then:
 150       patternProperties:
 151         '-cfg$':
 152           properties:
 153             pins:
 154               items:
 155                 pattern: '^(oscio|gpio[0-3])$'
 156   - if:
 157       properties:
 158         compatible:
 159           contains:
 160             const: semtech,sx1508q
 161     then:
 162       patternProperties:
 163         '-cfg$':
 164           properties:
 165             pins:
 166               items:
 167                 pattern: '^(oscio|gpio[0-7])$'
 168   - if:
 169       properties:
 170         compatible:
 171           contains:
 172             const: semtech,sx1509q
 173     then:
 174       patternProperties:
 175         '-cfg$':
 176           properties:
 177             pins:
 178               items:
 179                 pattern: '^(oscio|gpio[0-9]|gpio1[0-5])$'
 180
 181 additionalProperties: false
 182
 183 examples:
 184   - |
 185     #include <dt-bindings/interrupt-controller/irq.h>
 186     i2c@1000 {
 187         reg = <0x1000 0x80>;
 188         #address-cells = <1>;
 189         #size-cells = <0>;
 190
 191         pinctrl@20 {
 192             compatible = "semtech,sx1501q";
 193             reg = <0x20>;
 194
 195             #gpio-cells = <2>;
 196             #interrupt-cells = <2>;
 197
 198             interrupts = <16 IRQ_TYPE_EDGE_FALLING>;
 199
 200             gpio-controller;
 201             interrupt-controller;
 202
 203             gpio1-cfg {
 204                   pins = "gpio1";
 205                   bias-pull-up;
 206             };
 207         };
 208     };